Members of the Lawrence High School Lions team Three fire their catapult during the Kansas University School of Engineering’s High School Design competition Tuesday at Eaton Hall on the KU campus. Teams competed in accuracy and velocity events. The Lions Three team was made up of students from Lawrence High School’s engineering design class, which includes students from Free State High School. From left are seniors Wilson Hack, of Free State, Austin Abbott, of Lawrence High, Tyler Bradfield, of Lawrence High and Logan Bannister, of Free State.